Fault and Error Codes
A number of fault and error codes are shown on the radio's display if an internal fault is
detected. The codes, their meaning, and remedial action are detailed in Table 2.
Table 2. Fault and Error Codes
Displayed
Fault or
Error Code
Title
Meaning
F1
Synthesiser
failure
An internal fault on the synthesiser has been
detected. Switch off the transceiver and switch on
again after a few minutes. If the fault persists, the
transceiver should be replaced with a serviceable
spare. The faulty unit should be returned to PAE,
or your authorized agent.
F2
Unstable
output
An internal fault on the power amplifier has been
detected. Switch off the transceiver and switch on
again after a few minutes. If the fault persists, the
transceiver should be replaced with a serviceable
spare. The faulty unit should be returned to PAE,
or your authorized agent.
F4
Over
temperature
This condition may occur if the transmitter's duty
cycle has been exceeded, or when transmitting for
long periods. The fault should clear if the radio is
not keyed and allowed to cool.
F16
F32
Low supply
voltage
High supply
voltage
These two fault codes indicate the vehicle's
battery supply is too high, or too low.
cErr
Critical error
This error is displayed when the radio is initially
switched on and no, or a corrupted, personality is
detected. Refer to ‘Programming the Radio’ on
page 33.
T6M User Guide
Page 27